Home / 75,716.08-113,492.58-36,189.16

Finding the Fourth Proportional to 75,716.08, 113,492.58 and 36,189.16

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Solution

The fourth proportional to 75,716.08, 113,492.58 and 36,189.16 is: 54,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,716.08 : 113,492.58 = 36,189.16 : x
  2. Step 2: Convert to fraction form
    75,716.08/113,492.58 = 36,189.16/x
  3. Step 3: Cross multiply
    75,716.08x = 113,492.58 × 36,189.16
  4. Step 4: Simplify right side
    75,716.08x = 4,107,201,136.43
  5. Step 5: Solve for x
    x = 4,107,201,136.43/75,716.08
  6. Step 6: Final answer
    x = 54,244.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.